Sign In
Learn bits
Geography
Pradeep Kumar

15/02/21 11:48 AM IST

What caused south Indian deluge in early January

Context

As many as 16 districts received 10 times (or more) the normal rainfall. The most excess was seen in Tiruppur district with almost 20 times the usual rainfall.

In news

All districts in Kerala had large excess rainfall with the highest being in Kasargod and Malappuram, where the rainfall was 100 times the normal

Reason for the rainfall
  • The polar sudden stratospheric warming or SSW is one of the reasons for the high rainfall in the tropics this year
  • SSW events are regular but non-periodical. No SSW events were reported between 2013 and 2018 (see ‘A decade of warming Arctic stratosphere’).
  • SSW occurs in two phases — easterly and westerly — based on the direction of the planet it impacts.
Source: US National Oceanic and Atmospheric Administration

More Related Current Affairs View All

15 Nov

Government issues guidelines to curb misleading ads by coaching centres

'The central Government issued new guidelines aimed at curbing misleading advertisements by coaching institutes, specifically prohibiting false promises such as "100 per cent selec

Read More

15 Nov

Janjatiya Gaurav Divas

'Every year on November 15th, Janjatiya Gaurav Divas is celebrated to honor the contributions of these communities, especially in India’s freedom struggle.' 5th November

Read More

15 Nov

Supreme Court’s order on mandatory accessibility standards

'A bench of the Supreme Court last week ordered the Union government to frame mandatory rules for ensuring the accessibility of public places and services to persons with disabilit

Read More

India’s First Ai-Driven Magazine Generator

Generate Your Custom Current Affairs Magazine using our AI in just 3 steps